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Human Anatomy

Human Anatomy with Lab

QuestionAnswer
What is the primary function of muscles? To produce movement by contracting and pulling on bones
Which type of muscle is voluntary and striated? Skeletal muscle.
Which type of muscle is found in the walls of internal organs? Smooth muscle.
Which type of muscle is only found in the heart? Cardiac muscle.
The basic unit of a muscle fiber responsible for contraction is the: Sarcomere.
Fill in the blank: The two main proteins involved in muscle contraction are _______ and _______. Actin and myosin.
What connects muscle to bone? Tendons
What is the name of the neurotransmitter that triggers muscle contraction? Acetylcholine (ACh).
What is muscle fatigue? The decline in ability of a muscle to generate force, often due to overuse or lack of ATP.
Fill in the blank: Muscles work in _______ pairs to move bones. Antagonistic.
Created by: humananatomy
 

 



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